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From "Heng Chen (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HBASE-14279) Race condition in ConcurrentIndex
Date Thu, 30 Jun 2016 10:00:15 GMT

    [ https://issues.apache.org/jira/browse/HBASE-14279?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15356845#comment-15356845
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Heng Chen commented on HBASE-14279:
-----------------------------------

Thanks for take it up.  Please go on.  [~ikeda]

> Race condition in ConcurrentIndex
> ---------------------------------
>
>                 Key: HBASE-14279
>                 URL: https://issues.apache.org/jira/browse/HBASE-14279
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Hiroshi Ikeda
>            Assignee: Hiroshi Ikeda
>            Priority: Minor
>         Attachments: HBASE-14279-V8-ikeda-branch-1.patch, HBASE-14279-V8-ikeda-master.patch,
HBASE-14279.patch, HBASE-14279_v2.patch, HBASE-14279_v3.patch, HBASE-14279_v4.patch, HBASE-14279_v5.patch,
HBASE-14279_v5.patch, HBASE-14279_v6.patch, HBASE-14279_v7.1.patch, HBASE-14279_v7.patch,
LockStripedBag.java
>
>
> {{ConcurrentIndex.put}} and {{remove}} are in race condition. It is possible to remove
a non-empty set, and to add a value to a removed set. Also {{ConcurrentIndex.values}} is vague
in sense that the returned set sometimes trace the current state and sometimes doesn't.



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